Where does “ポートランド” come from?

ポートランド (Japanese) comes from English Portland, from English Port, from English portfolio, from Italian portafoglio, from Italian foglio, from Latin folium, from Proto-Italic *foljom, from Proto-Indo-European bʰolh₃yom.

Ancestry of “ポートランド”, step by step

StepLanguageWordMeaning
1EnglishPortlandnamed for the city in Maine
2EnglishPortUniversity of Portsmouth, used especially following post-nominal letters indicating status as a graduate
3EnglishportfolioA case for carrying papers, drawings,...
4Italianportafogliowallet, billfold; portfolio
5Italianfogliosheet
6Latinfoliuma leaf; a petal; a sheet or leaf of paper
7Proto-Italic*foljom
8Proto-Indo-Europeanbʰolh₃yomleaf
9Proto-Indo-Europeanbʰleh₃-bloom, flower
10Proto-Indo-Europeanbʰel-to sound; to speak, roar, bark; shiny, white; to...
11Proto-Indo-Europeanbʰōl-
Every word from Proto-Indo-European bʰōl-
ポートランド — Etymology, Origin & Word History | Etymology Explorer